package com.fhao.common.core.domain;

import com.fhao.common.core.enums.ResultCode;
import lombok.Getter;
import lombok.Setter;

import javax.xml.transform.Result;

@Setter
@Getter
public class R<T> {
    private int code;

    private String msg;

    private T data;

    /**
     * 指定错误码
     * @param data 数据
     * @param resultCode 指定错误码和错误信息
     * @return
     * @param <T>
     */
    private static <T> R<T> assembleResult(T data, ResultCode resultCode) {
        R<T> r = new R<>();
        r.setCode(resultCode.getCode());
        r.setData(data);
        r.setMsg(resultCode.getMsg());
        return r;
    }

    private static <T> R<T> assembleResult(int code,String msg,T data) {
        R<T> r = new R<>();
        r.setCode(code);
        r.setData(data);
        r.setMsg(msg);
        return r;
    }

    public static <T> R<T> fail(ResultCode resultCode) {
        return assembleResult(null,resultCode);
    }

    public static <T> R<T> fail() {
        return assembleResult(null,ResultCode.FAILED);
    }

    public static <T> R<T> ok() {
        return assembleResult(null,ResultCode.SUCCESS);
    }

    public static <T> R<T> ok(T data) {
        return assembleResult(data,ResultCode.SUCCESS);
    }

    public static R<?> fail(int code, String msg) {
        return assembleResult(code,msg,null);
    }
}
